JP 3-50 National Search and Rescue Manual Vol I - US Navy

JP 3-50 National Search and Rescue Manual Vol I - US Navy JP 3-50 National Search and Rescue Manual Vol I - US Navy

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TABLE 5-11. Sweep Widths for Forward-Looking Airborne Radar (AN/APS-133, AN/APN-215) Sweep Width (NM) Radar System AN/APS-133 AN/APN-215 Douglas MAP-1 and SEARCH-1 and Sea MAP-2 SEARCH-2 Target Type State Modes Modes Small (20 feet or less) 0 to 1 7 4 fiberglass boats, without 2 2 2 radar reflector or engine/ metal equipment Small (20 feet or less) 0 to 1 8 6 fiberglass boats, with 2 3 3 radar reflector or engine/ metal equipment Medium to large (40 to 100 0 to 1 40 40 feet) targets with 2 to 3 4 4 significant amounts of reflective material Metal targets longer 0 to 1 >50 >50 than 100 feet 2 to 3 16 16

TABLE 5-11a. Sweep Widths for Forward-Looking Airborne Radar (AN/APS-127) {2} Target Range Scale Search Altitudes Significant Sweep Width Type (NM) (FT) Wave (FT) (NM) 6 to 10 10 500 to 4500 5 nil 24 to 43 10 500 to 1000 10* 3.1 1100 to 2400* 10 2.3 2500 to 5000 10* 1.5 6 to 10 20 500 to 4500 6* nil 24 to 30 20 500 to 4000 10* 2.4 31 to 43 20 500 to 4000 10* 3.5 *Values for this category were extrapolated from test data. 5-25

TABLE 5-11. Sweep Widths for Forward-Looking Airborne Radar (AN/APS-133,<br />

AN/APN-215)<br />

Sweep Width (NM) Radar System<br />

AN/APS-133 AN/APN-215<br />

Douglas MAP-1 <strong>and</strong> SEARCH-1 <strong>and</strong><br />

Sea MAP-2 SEARCH-2<br />

Target Type State Modes Modes<br />

Small (20 feet or less) 0 to 1 7 4<br />

fiberglass boats, without 2 2 2<br />

radar reflector or engine/<br />

metal equipment<br />

Small (20 feet or less) 0 to 1 8 6<br />

fiberglass boats, with 2 3 3<br />

radar reflector or engine/<br />

metal equipment<br />

Medium to large (40 to 100 0 to 1 40 40<br />

feet) targets with 2 to 3 4 4<br />

significant amounts of<br />

reflective material<br />

Metal targets longer 0 to 1 ><strong>50</strong> ><strong>50</strong><br />

than 100 feet 2 to 3 16 16

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